xref: /dpdk/lib/ethdev/rte_flow.c (revision 97433132c2edda70ff69843b8f9273853cac984c)
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright 2016 6WIND S.A.
3  * Copyright 2016 Mellanox Technologies, Ltd
4  */
5 
6 #include <errno.h>
7 #include <stddef.h>
8 #include <stdint.h>
9 #include <pthread.h>
10 
11 #include <rte_common.h>
12 #include <rte_errno.h>
13 #include <rte_branch_prediction.h>
14 #include <rte_string_fns.h>
15 #include <rte_mbuf_dyn.h>
16 #include "rte_flow_driver.h"
17 #include "rte_flow.h"
18 
19 #include "ethdev_trace.h"
20 
21 #define FLOW_LOG RTE_ETHDEV_LOG_LINE
22 
23 /* Mbuf dynamic field name for metadata. */
24 int32_t rte_flow_dynf_metadata_offs = -1;
25 
26 /* Mbuf dynamic field flag bit number for metadata. */
27 uint64_t rte_flow_dynf_metadata_mask;
28 
29 /**
30  * Flow elements description tables.
31  */
32 struct rte_flow_desc_data {
33 	const char *name;
34 	size_t size;
35 	size_t (*desc_fn)(void *dst, const void *src);
36 };
37 
38 /**
39  *
40  * @param buf
41  * Destination memory.
42  * @param data
43  * Source memory
44  * @param size
45  * Requested copy size
46  * @param desc
47  * rte_flow_desc_item - for flow item conversion.
48  * rte_flow_desc_action - for flow action conversion.
49  * @param type
50  * Offset into the desc param or negative value for private flow elements.
51  */
52 static inline size_t
53 rte_flow_conv_copy(void *buf, const void *data, const size_t size,
54 		   const struct rte_flow_desc_data *desc, int type)
55 {
56 	/**
57 	 * Allow PMD private flow item
58 	 */
59 	bool rte_type = type >= 0;
60 
61 	size_t sz = rte_type ? desc[type].size : sizeof(void *);
62 	if (buf == NULL || data == NULL)
63 		return 0;
64 	rte_memcpy(buf, data, (size > sz ? sz : size));
65 	if (rte_type && desc[type].desc_fn)
66 		sz += desc[type].desc_fn(size > 0 ? buf : NULL, data);
67 	return sz;
68 }
69 
70 static size_t
71 rte_flow_item_flex_conv(void *buf, const void *data)
72 {
73 	struct rte_flow_item_flex *dst = buf;
74 	const struct rte_flow_item_flex *src = data;
75 	if (buf) {
76 		dst->pattern = rte_memcpy
77 			((void *)((uintptr_t)(dst + 1)), src->pattern,
78 			 src->length);
79 	}
80 	return src->length;
81 }
82 
83 /** Generate flow_item[] entry. */
84 #define MK_FLOW_ITEM(t, s) \
85 	[RTE_FLOW_ITEM_TYPE_ ## t] = { \
86 		.name = # t, \
87 		.size = s,               \
88 		.desc_fn = NULL,\
89 	}
90 
91 #define MK_FLOW_ITEM_FN(t, s, fn) \
92 	[RTE_FLOW_ITEM_TYPE_ ## t] = {\
93 		.name = # t,                 \
94 		.size = s,                   \
95 		.desc_fn = fn,               \
96 	}
97 
98 /** Information about known flow pattern items. */
99 static const struct rte_flow_desc_data rte_flow_desc_item[] = {
100 	MK_FLOW_ITEM(END, 0),
101 	MK_FLOW_ITEM(VOID, 0),
102 	MK_FLOW_ITEM(INVERT, 0),
103 	MK_FLOW_ITEM(ANY, sizeof(struct rte_flow_item_any)),
104 	MK_FLOW_ITEM(PORT_ID, sizeof(struct rte_flow_item_port_id)),
105 	MK_FLOW_ITEM(RAW, sizeof(struct rte_flow_item_raw)),
106 	MK_FLOW_ITEM(ETH, sizeof(struct rte_flow_item_eth)),
107 	MK_FLOW_ITEM(VLAN, sizeof(struct rte_flow_item_vlan)),
108 	MK_FLOW_ITEM(IPV4, sizeof(struct rte_flow_item_ipv4)),
109 	MK_FLOW_ITEM(IPV6, sizeof(struct rte_flow_item_ipv6)),
110 	MK_FLOW_ITEM(ICMP, sizeof(struct rte_flow_item_icmp)),
111 	MK_FLOW_ITEM(UDP, sizeof(struct rte_flow_item_udp)),
112 	MK_FLOW_ITEM(TCP, sizeof(struct rte_flow_item_tcp)),
113 	MK_FLOW_ITEM(SCTP, sizeof(struct rte_flow_item_sctp)),
114 	MK_FLOW_ITEM(VXLAN, sizeof(struct rte_flow_item_vxlan)),
115 	MK_FLOW_ITEM(E_TAG, sizeof(struct rte_flow_item_e_tag)),
116 	MK_FLOW_ITEM(NVGRE, sizeof(struct rte_flow_item_nvgre)),
117 	MK_FLOW_ITEM(MPLS, sizeof(struct rte_flow_item_mpls)),
118 	MK_FLOW_ITEM(GRE, sizeof(struct rte_flow_item_gre)),
119 	MK_FLOW_ITEM(FUZZY, sizeof(struct rte_flow_item_fuzzy)),
120 	MK_FLOW_ITEM(GTP, sizeof(struct rte_flow_item_gtp)),
121 	MK_FLOW_ITEM(GTPC, sizeof(struct rte_flow_item_gtp)),
122 	MK_FLOW_ITEM(GTPU, sizeof(struct rte_flow_item_gtp)),
123 	MK_FLOW_ITEM(ESP, sizeof(struct rte_flow_item_esp)),
124 	MK_FLOW_ITEM(GENEVE, sizeof(struct rte_flow_item_geneve)),
125 	MK_FLOW_ITEM(VXLAN_GPE, sizeof(struct rte_flow_item_vxlan_gpe)),
126 	MK_FLOW_ITEM(ARP_ETH_IPV4, sizeof(struct rte_flow_item_arp_eth_ipv4)),
127 	MK_FLOW_ITEM(IPV6_EXT, sizeof(struct rte_flow_item_ipv6_ext)),
128 	MK_FLOW_ITEM(IPV6_FRAG_EXT, sizeof(struct rte_flow_item_ipv6_frag_ext)),
129 	MK_FLOW_ITEM(ICMP6, sizeof(struct rte_flow_item_icmp6)),
130 	MK_FLOW_ITEM(ICMP6_ECHO_REQUEST, sizeof(struct rte_flow_item_icmp6_echo)),
131 	MK_FLOW_ITEM(ICMP6_ECHO_REPLY, sizeof(struct rte_flow_item_icmp6_echo)),
132 	MK_FLOW_ITEM(ICMP6_ND_NS, sizeof(struct rte_flow_item_icmp6_nd_ns)),
133 	MK_FLOW_ITEM(ICMP6_ND_NA, sizeof(struct rte_flow_item_icmp6_nd_na)),
134 	MK_FLOW_ITEM(ICMP6_ND_OPT, sizeof(struct rte_flow_item_icmp6_nd_opt)),
135 	MK_FLOW_ITEM(ICMP6_ND_OPT_SLA_ETH,
136 		     sizeof(struct rte_flow_item_icmp6_nd_opt_sla_eth)),
137 	MK_FLOW_ITEM(ICMP6_ND_OPT_TLA_ETH,
138 		     sizeof(struct rte_flow_item_icmp6_nd_opt_tla_eth)),
139 	MK_FLOW_ITEM(MARK, sizeof(struct rte_flow_item_mark)),
140 	MK_FLOW_ITEM(META, sizeof(struct rte_flow_item_meta)),
141 	MK_FLOW_ITEM(TAG, sizeof(struct rte_flow_item_tag)),
142 	MK_FLOW_ITEM(GRE_KEY, sizeof(rte_be32_t)),
143 	MK_FLOW_ITEM(GRE_OPTION, sizeof(struct rte_flow_item_gre_opt)),
144 	MK_FLOW_ITEM(GTP_PSC, sizeof(struct rte_flow_item_gtp_psc)),
145 	MK_FLOW_ITEM(PPPOES, sizeof(struct rte_flow_item_pppoe)),
146 	MK_FLOW_ITEM(PPPOED, sizeof(struct rte_flow_item_pppoe)),
147 	MK_FLOW_ITEM(PPPOE_PROTO_ID,
148 			sizeof(struct rte_flow_item_pppoe_proto_id)),
149 	MK_FLOW_ITEM(NSH, sizeof(struct rte_flow_item_nsh)),
150 	MK_FLOW_ITEM(IGMP, sizeof(struct rte_flow_item_igmp)),
151 	MK_FLOW_ITEM(AH, sizeof(struct rte_flow_item_ah)),
152 	MK_FLOW_ITEM(HIGIG2, sizeof(struct rte_flow_item_higig2_hdr)),
153 	MK_FLOW_ITEM(L2TPV3OIP, sizeof(struct rte_flow_item_l2tpv3oip)),
154 	MK_FLOW_ITEM(PFCP, sizeof(struct rte_flow_item_pfcp)),
155 	MK_FLOW_ITEM(ECPRI, sizeof(struct rte_flow_item_ecpri)),
156 	MK_FLOW_ITEM(GENEVE_OPT, sizeof(struct rte_flow_item_geneve_opt)),
157 	MK_FLOW_ITEM(INTEGRITY, sizeof(struct rte_flow_item_integrity)),
158 	MK_FLOW_ITEM(CONNTRACK, sizeof(uint32_t)),
159 	MK_FLOW_ITEM(PORT_REPRESENTOR, sizeof(struct rte_flow_item_ethdev)),
160 	MK_FLOW_ITEM(REPRESENTED_PORT, sizeof(struct rte_flow_item_ethdev)),
161 	MK_FLOW_ITEM_FN(FLEX, sizeof(struct rte_flow_item_flex),
162 			rte_flow_item_flex_conv),
163 	MK_FLOW_ITEM(L2TPV2, sizeof(struct rte_flow_item_l2tpv2)),
164 	MK_FLOW_ITEM(PPP, sizeof(struct rte_flow_item_ppp)),
165 	MK_FLOW_ITEM(METER_COLOR, sizeof(struct rte_flow_item_meter_color)),
166 	MK_FLOW_ITEM(IPV6_ROUTING_EXT, sizeof(struct rte_flow_item_ipv6_routing_ext)),
167 	MK_FLOW_ITEM(QUOTA, sizeof(struct rte_flow_item_quota)),
168 	MK_FLOW_ITEM(AGGR_AFFINITY, sizeof(struct rte_flow_item_aggr_affinity)),
169 	MK_FLOW_ITEM(TX_QUEUE, sizeof(struct rte_flow_item_tx_queue)),
170 	MK_FLOW_ITEM(IB_BTH, sizeof(struct rte_flow_item_ib_bth)),
171 	MK_FLOW_ITEM(PTYPE, sizeof(struct rte_flow_item_ptype)),
172 };
173 
174 /** Generate flow_action[] entry. */
175 #define MK_FLOW_ACTION(t, s) \
176 	[RTE_FLOW_ACTION_TYPE_ ## t] = { \
177 		.name = # t, \
178 		.size = s, \
179 		.desc_fn = NULL,\
180 	}
181 
182 #define MK_FLOW_ACTION_FN(t, fn) \
183 	[RTE_FLOW_ACTION_TYPE_ ## t] = { \
184 		.name = # t, \
185 		.size = 0, \
186 		.desc_fn = fn,\
187 	}
188 
189 
190 /** Information about known flow actions. */
191 static const struct rte_flow_desc_data rte_flow_desc_action[] = {
192 	MK_FLOW_ACTION(END, 0),
193 	MK_FLOW_ACTION(VOID, 0),
194 	MK_FLOW_ACTION(PASSTHRU, 0),
195 	MK_FLOW_ACTION(JUMP, sizeof(struct rte_flow_action_jump)),
196 	MK_FLOW_ACTION(MARK, sizeof(struct rte_flow_action_mark)),
197 	MK_FLOW_ACTION(FLAG, 0),
198 	MK_FLOW_ACTION(QUEUE, sizeof(struct rte_flow_action_queue)),
199 	MK_FLOW_ACTION(DROP, 0),
200 	MK_FLOW_ACTION(COUNT, sizeof(struct rte_flow_action_count)),
201 	MK_FLOW_ACTION(RSS, sizeof(struct rte_flow_action_rss)),
202 	MK_FLOW_ACTION(PF, 0),
203 	MK_FLOW_ACTION(VF, sizeof(struct rte_flow_action_vf)),
204 	MK_FLOW_ACTION(PORT_ID, sizeof(struct rte_flow_action_port_id)),
205 	MK_FLOW_ACTION(METER, sizeof(struct rte_flow_action_meter)),
206 	MK_FLOW_ACTION(SECURITY, sizeof(struct rte_flow_action_security)),
207 	MK_FLOW_ACTION(OF_DEC_NW_TTL, 0),
208 	MK_FLOW_ACTION(OF_POP_VLAN, 0),
209 	MK_FLOW_ACTION(OF_PUSH_VLAN,
210 		       sizeof(struct rte_flow_action_of_push_vlan)),
211 	MK_FLOW_ACTION(OF_SET_VLAN_VID,
212 		       sizeof(struct rte_flow_action_of_set_vlan_vid)),
213 	MK_FLOW_ACTION(OF_SET_VLAN_PCP,
214 		       sizeof(struct rte_flow_action_of_set_vlan_pcp)),
215 	MK_FLOW_ACTION(OF_POP_MPLS,
216 		       sizeof(struct rte_flow_action_of_pop_mpls)),
217 	MK_FLOW_ACTION(OF_PUSH_MPLS,
218 		       sizeof(struct rte_flow_action_of_push_mpls)),
219 	MK_FLOW_ACTION(VXLAN_ENCAP, sizeof(struct rte_flow_action_vxlan_encap)),
220 	MK_FLOW_ACTION(VXLAN_DECAP, 0),
221 	MK_FLOW_ACTION(NVGRE_ENCAP, sizeof(struct rte_flow_action_vxlan_encap)),
222 	MK_FLOW_ACTION(NVGRE_DECAP, 0),
223 	MK_FLOW_ACTION(RAW_ENCAP, sizeof(struct rte_flow_action_raw_encap)),
224 	MK_FLOW_ACTION(RAW_DECAP, sizeof(struct rte_flow_action_raw_decap)),
225 	MK_FLOW_ACTION(SET_IPV4_SRC,
226 		       sizeof(struct rte_flow_action_set_ipv4)),
227 	MK_FLOW_ACTION(SET_IPV4_DST,
228 		       sizeof(struct rte_flow_action_set_ipv4)),
229 	MK_FLOW_ACTION(SET_IPV6_SRC,
230 		       sizeof(struct rte_flow_action_set_ipv6)),
231 	MK_FLOW_ACTION(SET_IPV6_DST,
232 		       sizeof(struct rte_flow_action_set_ipv6)),
233 	MK_FLOW_ACTION(SET_TP_SRC,
234 		       sizeof(struct rte_flow_action_set_tp)),
235 	MK_FLOW_ACTION(SET_TP_DST,
236 		       sizeof(struct rte_flow_action_set_tp)),
237 	MK_FLOW_ACTION(MAC_SWAP, 0),
238 	MK_FLOW_ACTION(DEC_TTL, 0),
239 	MK_FLOW_ACTION(SET_TTL, sizeof(struct rte_flow_action_set_ttl)),
240 	MK_FLOW_ACTION(SET_MAC_SRC, sizeof(struct rte_flow_action_set_mac)),
241 	MK_FLOW_ACTION(SET_MAC_DST, sizeof(struct rte_flow_action_set_mac)),
242 	MK_FLOW_ACTION(INC_TCP_SEQ, sizeof(rte_be32_t)),
243 	MK_FLOW_ACTION(DEC_TCP_SEQ, sizeof(rte_be32_t)),
244 	MK_FLOW_ACTION(INC_TCP_ACK, sizeof(rte_be32_t)),
245 	MK_FLOW_ACTION(DEC_TCP_ACK, sizeof(rte_be32_t)),
246 	MK_FLOW_ACTION(SET_TAG, sizeof(struct rte_flow_action_set_tag)),
247 	MK_FLOW_ACTION(SET_META, sizeof(struct rte_flow_action_set_meta)),
248 	MK_FLOW_ACTION(SET_IPV4_DSCP, sizeof(struct rte_flow_action_set_dscp)),
249 	MK_FLOW_ACTION(SET_IPV6_DSCP, sizeof(struct rte_flow_action_set_dscp)),
250 	MK_FLOW_ACTION(AGE, sizeof(struct rte_flow_action_age)),
251 	MK_FLOW_ACTION(SAMPLE, sizeof(struct rte_flow_action_sample)),
252 	MK_FLOW_ACTION(MODIFY_FIELD,
253 		       sizeof(struct rte_flow_action_modify_field)),
254 	/**
255 	 * Indirect action represented as handle of type
256 	 * (struct rte_flow_action_handle *) stored in conf field (see
257 	 * struct rte_flow_action); no need for additional structure to * store
258 	 * indirect action handle.
259 	 */
260 	MK_FLOW_ACTION(INDIRECT, 0),
261 	MK_FLOW_ACTION(CONNTRACK, sizeof(struct rte_flow_action_conntrack)),
262 	MK_FLOW_ACTION(PORT_REPRESENTOR, sizeof(struct rte_flow_action_ethdev)),
263 	MK_FLOW_ACTION(REPRESENTED_PORT, sizeof(struct rte_flow_action_ethdev)),
264 	MK_FLOW_ACTION(METER_MARK, sizeof(struct rte_flow_action_meter_mark)),
265 	MK_FLOW_ACTION(SEND_TO_KERNEL, 0),
266 	MK_FLOW_ACTION(QUOTA, sizeof(struct rte_flow_action_quota)),
267 	MK_FLOW_ACTION(IPV6_EXT_PUSH, sizeof(struct rte_flow_action_ipv6_ext_push)),
268 	MK_FLOW_ACTION(IPV6_EXT_REMOVE, sizeof(struct rte_flow_action_ipv6_ext_remove)),
269 	MK_FLOW_ACTION(INDIRECT_LIST,
270 		       sizeof(struct rte_flow_action_indirect_list)),
271 	MK_FLOW_ACTION(PROG,
272 		       sizeof(struct rte_flow_action_prog)),
273 };
274 
275 int
276 rte_flow_dynf_metadata_register(void)
277 {
278 	int offset;
279 	int flag;
280 
281 	static const struct rte_mbuf_dynfield desc_offs = {
282 		.name = RTE_MBUF_DYNFIELD_METADATA_NAME,
283 		.size = sizeof(uint32_t),
284 		.align = __alignof__(uint32_t),
285 	};
286 	static const struct rte_mbuf_dynflag desc_flag = {
287 		.name = RTE_MBUF_DYNFLAG_METADATA_NAME,
288 	};
289 
290 	offset = rte_mbuf_dynfield_register(&desc_offs);
291 	if (offset < 0)
292 		goto error;
293 	flag = rte_mbuf_dynflag_register(&desc_flag);
294 	if (flag < 0)
295 		goto error;
296 	rte_flow_dynf_metadata_offs = offset;
297 	rte_flow_dynf_metadata_mask = RTE_BIT64(flag);
298 
299 	rte_flow_trace_dynf_metadata_register(offset, RTE_BIT64(flag));
300 
301 	return 0;
302 
303 error:
304 	rte_flow_dynf_metadata_offs = -1;
305 	rte_flow_dynf_metadata_mask = UINT64_C(0);
306 	return -rte_errno;
307 }
308 
309 static inline void
310 fts_enter(struct rte_eth_dev *dev)
311 {
312 	if (!(dev->data->dev_flags & RTE_ETH_DEV_FLOW_OPS_THREAD_SAFE))
313 		pthread_mutex_lock(&dev->data->flow_ops_mutex);
314 }
315 
316 static inline void
317 fts_exit(struct rte_eth_dev *dev)
318 {
319 	if (!(dev->data->dev_flags & RTE_ETH_DEV_FLOW_OPS_THREAD_SAFE))
320 		pthread_mutex_unlock(&dev->data->flow_ops_mutex);
321 }
322 
323 static int
324 flow_err(uint16_t port_id, int ret, struct rte_flow_error *error)
325 {
326 	if (ret == 0)
327 		return 0;
328 	if (rte_eth_dev_is_removed(port_id))
329 		return rte_flow_error_set(error, EIO,
330 					  RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
331 					  NULL, rte_strerror(EIO));
332 	return ret;
333 }
334 
335 /* Get generic flow operations structure from a port. */
336 const struct rte_flow_ops *
337 rte_flow_ops_get(uint16_t port_id, struct rte_flow_error *error)
338 {
339 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
340 	const struct rte_flow_ops *ops;
341 	int code;
342 
343 	if (unlikely(!rte_eth_dev_is_valid_port(port_id)))
344 		code = ENODEV;
345 	else if (unlikely(dev->dev_ops->flow_ops_get == NULL))
346 		/* flow API not supported with this driver dev_ops */
347 		code = ENOSYS;
348 	else
349 		code = dev->dev_ops->flow_ops_get(dev, &ops);
350 	if (code == 0 && ops == NULL)
351 		/* flow API not supported with this device */
352 		code = ENOSYS;
353 
354 	if (code != 0) {
355 		rte_flow_error_set(error, code, RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
356 				   NULL, rte_strerror(code));
357 		return NULL;
358 	}
359 	return ops;
360 }
361 
362 /* Check whether a flow rule can be created on a given port. */
363 int
364 rte_flow_validate(uint16_t port_id,
365 		  const struct rte_flow_attr *attr,
366 		  const struct rte_flow_item pattern[],
367 		  const struct rte_flow_action actions[],
368 		  struct rte_flow_error *error)
369 {
370 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
371 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
372 	int ret;
373 
374 	if (likely(!!attr) && attr->transfer &&
375 	    (attr->ingress || attr->egress)) {
376 		return rte_flow_error_set(error, EINVAL,
377 					  RTE_FLOW_ERROR_TYPE_ATTR,
378 					  attr, "cannot use attr ingress/egress with attr transfer");
379 	}
380 
381 	if (unlikely(!ops))
382 		return -rte_errno;
383 	if (likely(!!ops->validate)) {
384 		fts_enter(dev);
385 		ret = ops->validate(dev, attr, pattern, actions, error);
386 		fts_exit(dev);
387 		ret = flow_err(port_id, ret, error);
388 
389 		rte_flow_trace_validate(port_id, attr, pattern, actions, ret);
390 
391 		return ret;
392 	}
393 	return rte_flow_error_set(error, ENOSYS,
394 				  RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
395 				  NULL, rte_strerror(ENOSYS));
396 }
397 
398 /* Create a flow rule on a given port. */
399 struct rte_flow *
400 rte_flow_create(uint16_t port_id,
401 		const struct rte_flow_attr *attr,
402 		const struct rte_flow_item pattern[],
403 		const struct rte_flow_action actions[],
404 		struct rte_flow_error *error)
405 {
406 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
407 	struct rte_flow *flow;
408 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
409 
410 	if (unlikely(!ops))
411 		return NULL;
412 	if (likely(!!ops->create)) {
413 		fts_enter(dev);
414 		flow = ops->create(dev, attr, pattern, actions, error);
415 		fts_exit(dev);
416 		if (flow == NULL)
417 			flow_err(port_id, -rte_errno, error);
418 
419 		rte_flow_trace_create(port_id, attr, pattern, actions, flow);
420 
421 		return flow;
422 	}
423 	rte_flow_error_set(error, ENOSYS, RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
424 			   NULL, rte_strerror(ENOSYS));
425 	return NULL;
426 }
427 
428 /* Destroy a flow rule on a given port. */
429 int
430 rte_flow_destroy(uint16_t port_id,
431 		 struct rte_flow *flow,
432 		 struct rte_flow_error *error)
433 {
434 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
435 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
436 	int ret;
437 
438 	if (unlikely(!ops))
439 		return -rte_errno;
440 	if (likely(!!ops->destroy)) {
441 		fts_enter(dev);
442 		ret = ops->destroy(dev, flow, error);
443 		fts_exit(dev);
444 		ret = flow_err(port_id, ret, error);
445 
446 		rte_flow_trace_destroy(port_id, flow, ret);
447 
448 		return ret;
449 	}
450 	return rte_flow_error_set(error, ENOSYS,
451 				  RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
452 				  NULL, rte_strerror(ENOSYS));
453 }
454 
455 int
456 rte_flow_actions_update(uint16_t port_id,
457 			struct rte_flow *flow,
458 			const struct rte_flow_action actions[],
459 			struct rte_flow_error *error)
460 {
461 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
462 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
463 	int ret;
464 
465 	if (unlikely(!ops))
466 		return -rte_errno;
467 	if (likely(!!ops->actions_update)) {
468 		fts_enter(dev);
469 		ret = ops->actions_update(dev, flow, actions, error);
470 		fts_exit(dev);
471 
472 		rte_flow_trace_actions_update(port_id, flow, actions, ret);
473 
474 		return flow_err(port_id, ret, error);
475 	}
476 	return rte_flow_error_set(error, ENOSYS,
477 				  RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
478 				  NULL, rte_strerror(ENOSYS));
479 }
480 
481 /* Destroy all flow rules associated with a port. */
482 int
483 rte_flow_flush(uint16_t port_id,
484 	       struct rte_flow_error *error)
485 {
486 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
487 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
488 	int ret;
489 
490 	if (unlikely(!ops))
491 		return -rte_errno;
492 	if (likely(!!ops->flush)) {
493 		fts_enter(dev);
494 		ret = ops->flush(dev, error);
495 		fts_exit(dev);
496 		ret = flow_err(port_id, ret, error);
497 
498 		rte_flow_trace_flush(port_id, ret);
499 
500 		return ret;
501 	}
502 	return rte_flow_error_set(error, ENOSYS,
503 				  RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
504 				  NULL, rte_strerror(ENOSYS));
505 }
506 
507 /* Query an existing flow rule. */
508 int
509 rte_flow_query(uint16_t port_id,
510 	       struct rte_flow *flow,
511 	       const struct rte_flow_action *action,
512 	       void *data,
513 	       struct rte_flow_error *error)
514 {
515 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
516 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
517 	int ret;
518 
519 	if (!ops)
520 		return -rte_errno;
521 	if (likely(!!ops->query)) {
522 		fts_enter(dev);
523 		ret = ops->query(dev, flow, action, data, error);
524 		fts_exit(dev);
525 		ret = flow_err(port_id, ret, error);
526 
527 		rte_flow_trace_query(port_id, flow, action, data, ret);
528 
529 		return ret;
530 	}
531 	return rte_flow_error_set(error, ENOSYS,
532 				  RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
533 				  NULL, rte_strerror(ENOSYS));
534 }
535 
536 /* Restrict ingress traffic to the defined flow rules. */
537 int
538 rte_flow_isolate(uint16_t port_id,
539 		 int set,
540 		 struct rte_flow_error *error)
541 {
542 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
543 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
544 	int ret;
545 
546 	if (!ops)
547 		return -rte_errno;
548 	if (likely(!!ops->isolate)) {
549 		fts_enter(dev);
550 		ret = ops->isolate(dev, set, error);
551 		fts_exit(dev);
552 		ret = flow_err(port_id, ret, error);
553 
554 		rte_flow_trace_isolate(port_id, set, ret);
555 
556 		return ret;
557 	}
558 	return rte_flow_error_set(error, ENOSYS,
559 				  RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
560 				  NULL, rte_strerror(ENOSYS));
561 }
562 
563 /* Initialize flow error structure. */
564 int
565 rte_flow_error_set(struct rte_flow_error *error,
566 		   int code,
567 		   enum rte_flow_error_type type,
568 		   const void *cause,
569 		   const char *message)
570 {
571 	if (error) {
572 		*error = (struct rte_flow_error){
573 			.type = type,
574 			.cause = cause,
575 			.message = message,
576 		};
577 	}
578 	rte_errno = code;
579 	return -code;
580 }
581 
582 /** Pattern item specification types. */
583 enum rte_flow_conv_item_spec_type {
584 	RTE_FLOW_CONV_ITEM_SPEC,
585 	RTE_FLOW_CONV_ITEM_LAST,
586 	RTE_FLOW_CONV_ITEM_MASK,
587 };
588 
589 /**
590  * Copy pattern item specification.
591  *
592  * @param[out] buf
593  *   Output buffer. Can be NULL if @p size is zero.
594  * @param size
595  *   Size of @p buf in bytes.
596  * @param[in] item
597  *   Pattern item to copy specification from.
598  * @param type
599  *   Specification selector for either @p spec, @p last or @p mask.
600  *
601  * @return
602  *   Number of bytes needed to store pattern item specification regardless
603  *   of @p size. @p buf contents are truncated to @p size if not large
604  *   enough.
605  */
606 static size_t
607 rte_flow_conv_item_spec(void *buf, const size_t size,
608 			const struct rte_flow_item *item,
609 			enum rte_flow_conv_item_spec_type type)
610 {
611 	size_t off;
612 	const void *data =
613 		type == RTE_FLOW_CONV_ITEM_SPEC ? item->spec :
614 		type == RTE_FLOW_CONV_ITEM_LAST ? item->last :
615 		type == RTE_FLOW_CONV_ITEM_MASK ? item->mask :
616 		NULL;
617 
618 	switch (item->type) {
619 		union {
620 			const struct rte_flow_item_raw *raw;
621 		} spec;
622 		union {
623 			const struct rte_flow_item_raw *raw;
624 		} last;
625 		union {
626 			const struct rte_flow_item_raw *raw;
627 		} mask;
628 		union {
629 			const struct rte_flow_item_raw *raw;
630 		} src;
631 		union {
632 			struct rte_flow_item_raw *raw;
633 		} dst;
634 		size_t tmp;
635 
636 	case RTE_FLOW_ITEM_TYPE_RAW:
637 		spec.raw = item->spec;
638 		last.raw = item->last ? item->last : item->spec;
639 		mask.raw = item->mask ? item->mask : &rte_flow_item_raw_mask;
640 		src.raw = data;
641 		dst.raw = buf;
642 		rte_memcpy(dst.raw,
643 			   (&(struct rte_flow_item_raw){
644 				.relative = src.raw->relative,
645 				.search = src.raw->search,
646 				.reserved = src.raw->reserved,
647 				.offset = src.raw->offset,
648 				.limit = src.raw->limit,
649 				.length = src.raw->length,
650 			   }),
651 			   size > sizeof(*dst.raw) ? sizeof(*dst.raw) : size);
652 		off = sizeof(*dst.raw);
653 		if (type == RTE_FLOW_CONV_ITEM_SPEC ||
654 		    (type == RTE_FLOW_CONV_ITEM_MASK &&
655 		     ((spec.raw->length & mask.raw->length) >=
656 		      (last.raw->length & mask.raw->length))))
657 			tmp = spec.raw->length & mask.raw->length;
658 		else
659 			tmp = last.raw->length & mask.raw->length;
660 		if (tmp) {
661 			off = RTE_ALIGN_CEIL(off, sizeof(*dst.raw->pattern));
662 			if (size >= off + tmp)
663 				dst.raw->pattern = rte_memcpy
664 					((void *)((uintptr_t)dst.raw + off),
665 					 src.raw->pattern, tmp);
666 			off += tmp;
667 		}
668 		break;
669 	default:
670 		off = rte_flow_conv_copy(buf, data, size,
671 					 rte_flow_desc_item, item->type);
672 		break;
673 	}
674 	return off;
675 }
676 
677 /**
678  * Copy action configuration.
679  *
680  * @param[out] buf
681  *   Output buffer. Can be NULL if @p size is zero.
682  * @param size
683  *   Size of @p buf in bytes.
684  * @param[in] action
685  *   Action to copy configuration from.
686  *
687  * @return
688  *   Number of bytes needed to store pattern item specification regardless
689  *   of @p size. @p buf contents are truncated to @p size if not large
690  *   enough.
691  */
692 static size_t
693 rte_flow_conv_action_conf(void *buf, const size_t size,
694 			  const struct rte_flow_action *action)
695 {
696 	size_t off;
697 
698 	switch (action->type) {
699 		union {
700 			const struct rte_flow_action_rss *rss;
701 			const struct rte_flow_action_vxlan_encap *vxlan_encap;
702 			const struct rte_flow_action_nvgre_encap *nvgre_encap;
703 		} src;
704 		union {
705 			struct rte_flow_action_rss *rss;
706 			struct rte_flow_action_vxlan_encap *vxlan_encap;
707 			struct rte_flow_action_nvgre_encap *nvgre_encap;
708 		} dst;
709 		size_t tmp;
710 		int ret;
711 
712 	case RTE_FLOW_ACTION_TYPE_RSS:
713 		src.rss = action->conf;
714 		dst.rss = buf;
715 		rte_memcpy(dst.rss,
716 			   (&(struct rte_flow_action_rss){
717 				.func = src.rss->func,
718 				.level = src.rss->level,
719 				.types = src.rss->types,
720 				.key_len = src.rss->key_len,
721 				.queue_num = src.rss->queue_num,
722 			   }),
723 			   size > sizeof(*dst.rss) ? sizeof(*dst.rss) : size);
724 		off = sizeof(*dst.rss);
725 		if (src.rss->key_len && src.rss->key) {
726 			off = RTE_ALIGN_CEIL(off, sizeof(*dst.rss->key));
727 			tmp = sizeof(*src.rss->key) * src.rss->key_len;
728 			if (size >= (uint64_t)off + (uint64_t)tmp)
729 				dst.rss->key = rte_memcpy
730 					((void *)((uintptr_t)dst.rss + off),
731 					 src.rss->key, tmp);
732 			off += tmp;
733 		}
734 		if (src.rss->queue_num) {
735 			off = RTE_ALIGN_CEIL(off, sizeof(*dst.rss->queue));
736 			tmp = sizeof(*src.rss->queue) * src.rss->queue_num;
737 			if (size >= (uint64_t)off + (uint64_t)tmp)
738 				dst.rss->queue = rte_memcpy
739 					((void *)((uintptr_t)dst.rss + off),
740 					 src.rss->queue, tmp);
741 			off += tmp;
742 		}
743 		break;
744 	case RTE_FLOW_ACTION_TYPE_VXLAN_ENCAP:
745 	case RTE_FLOW_ACTION_TYPE_NVGRE_ENCAP:
746 		src.vxlan_encap = action->conf;
747 		dst.vxlan_encap = buf;
748 		RTE_BUILD_BUG_ON(sizeof(*src.vxlan_encap) !=
749 				 sizeof(*src.nvgre_encap) ||
750 				 offsetof(struct rte_flow_action_vxlan_encap,
751 					  definition) !=
752 				 offsetof(struct rte_flow_action_nvgre_encap,
753 					  definition));
754 		off = sizeof(*dst.vxlan_encap);
755 		if (src.vxlan_encap->definition) {
756 			off = RTE_ALIGN_CEIL
757 				(off, sizeof(*dst.vxlan_encap->definition));
758 			ret = rte_flow_conv
759 				(RTE_FLOW_CONV_OP_PATTERN,
760 				 (void *)((uintptr_t)dst.vxlan_encap + off),
761 				 size > off ? size - off : 0,
762 				 src.vxlan_encap->definition, NULL);
763 			if (ret < 0)
764 				return 0;
765 			if (size >= off + ret)
766 				dst.vxlan_encap->definition =
767 					(void *)((uintptr_t)dst.vxlan_encap +
768 						 off);
769 			off += ret;
770 		}
771 		break;
772 	default:
773 		off = rte_flow_conv_copy(buf, action->conf, size,
774 					 rte_flow_desc_action, action->type);
775 		break;
776 	}
777 	return off;
778 }
779 
780 /**
781  * Copy a list of pattern items.
782  *
783  * @param[out] dst
784  *   Destination buffer. Can be NULL if @p size is zero.
785  * @param size
786  *   Size of @p dst in bytes.
787  * @param[in] src
788  *   Source pattern items.
789  * @param num
790  *   Maximum number of pattern items to process from @p src or 0 to process
791  *   the entire list. In both cases, processing stops after
792  *   RTE_FLOW_ITEM_TYPE_END is encountered.
793  * @param[out] error
794  *   Perform verbose error reporting if not NULL.
795  *
796  * @return
797  *   A positive value representing the number of bytes needed to store
798  *   pattern items regardless of @p size on success (@p buf contents are
799  *   truncated to @p size if not large enough), a negative errno value
800  *   otherwise and rte_errno is set.
801  */
802 static int
803 rte_flow_conv_pattern(struct rte_flow_item *dst,
804 		      const size_t size,
805 		      const struct rte_flow_item *src,
806 		      unsigned int num,
807 		      struct rte_flow_error *error)
808 {
809 	uintptr_t data = (uintptr_t)dst;
810 	size_t off;
811 	size_t ret;
812 	unsigned int i;
813 
814 	for (i = 0, off = 0; !num || i != num; ++i, ++src, ++dst) {
815 		/**
816 		 * allow PMD private flow item
817 		 */
818 		if (((int)src->type >= 0) &&
819 			((size_t)src->type >= RTE_DIM(rte_flow_desc_item) ||
820 		    !rte_flow_desc_item[src->type].name))
821 			return rte_flow_error_set
822 				(error, ENOTSUP, RTE_FLOW_ERROR_TYPE_ITEM, src,
823 				 "cannot convert unknown item type");
824 		if (size >= off + sizeof(*dst))
825 			*dst = (struct rte_flow_item){
826 				.type = src->type,
827 			};
828 		off += sizeof(*dst);
829 		if (!src->type)
830 			num = i + 1;
831 	}
832 	num = i;
833 	src -= num;
834 	dst -= num;
835 	do {
836 		if (src->spec) {
837 			off = RTE_ALIGN_CEIL(off, sizeof(double));
838 			ret = rte_flow_conv_item_spec
839 				((void *)(data + off),
840 				 size > off ? size - off : 0, src,
841 				 RTE_FLOW_CONV_ITEM_SPEC);
842 			if (size && size >= off + ret)
843 				dst->spec = (void *)(data + off);
844 			off += ret;
845 
846 		}
847 		if (src->last) {
848 			off = RTE_ALIGN_CEIL(off, sizeof(double));
849 			ret = rte_flow_conv_item_spec
850 				((void *)(data + off),
851 				 size > off ? size - off : 0, src,
852 				 RTE_FLOW_CONV_ITEM_LAST);
853 			if (size && size >= off + ret)
854 				dst->last = (void *)(data + off);
855 			off += ret;
856 		}
857 		if (src->mask) {
858 			off = RTE_ALIGN_CEIL(off, sizeof(double));
859 			ret = rte_flow_conv_item_spec
860 				((void *)(data + off),
861 				 size > off ? size - off : 0, src,
862 				 RTE_FLOW_CONV_ITEM_MASK);
863 			if (size && size >= off + ret)
864 				dst->mask = (void *)(data + off);
865 			off += ret;
866 		}
867 		++src;
868 		++dst;
869 	} while (--num);
870 	return off;
871 }
872 
873 /**
874  * Copy a list of actions.
875  *
876  * @param[out] dst
877  *   Destination buffer. Can be NULL if @p size is zero.
878  * @param size
879  *   Size of @p dst in bytes.
880  * @param[in] src
881  *   Source actions.
882  * @param num
883  *   Maximum number of actions to process from @p src or 0 to process the
884  *   entire list. In both cases, processing stops after
885  *   RTE_FLOW_ACTION_TYPE_END is encountered.
886  * @param[out] error
887  *   Perform verbose error reporting if not NULL.
888  *
889  * @return
890  *   A positive value representing the number of bytes needed to store
891  *   actions regardless of @p size on success (@p buf contents are truncated
892  *   to @p size if not large enough), a negative errno value otherwise and
893  *   rte_errno is set.
894  */
895 static int
896 rte_flow_conv_actions(struct rte_flow_action *dst,
897 		      const size_t size,
898 		      const struct rte_flow_action *src,
899 		      unsigned int num,
900 		      struct rte_flow_error *error)
901 {
902 	uintptr_t data = (uintptr_t)dst;
903 	size_t off;
904 	size_t ret;
905 	unsigned int i;
906 
907 	for (i = 0, off = 0; !num || i != num; ++i, ++src, ++dst) {
908 		/**
909 		 * allow PMD private flow action
910 		 */
911 		if (((int)src->type >= 0) &&
912 		    ((size_t)src->type >= RTE_DIM(rte_flow_desc_action) ||
913 		    !rte_flow_desc_action[src->type].name))
914 			return rte_flow_error_set
915 				(error, ENOTSUP, RTE_FLOW_ERROR_TYPE_ACTION,
916 				 src, "cannot convert unknown action type");
917 		if (size >= off + sizeof(*dst))
918 			*dst = (struct rte_flow_action){
919 				.type = src->type,
920 			};
921 		off += sizeof(*dst);
922 		if (!src->type)
923 			num = i + 1;
924 	}
925 	num = i;
926 	src -= num;
927 	dst -= num;
928 	do {
929 		if (src->type == RTE_FLOW_ACTION_TYPE_INDIRECT) {
930 			/*
931 			 * Indirect action conf fills the indirect action
932 			 * handler. Copy the action handle directly instead
933 			 * of duplicating the pointer memory.
934 			 */
935 			if (size)
936 				dst->conf = src->conf;
937 		} else if (src->conf) {
938 			off = RTE_ALIGN_CEIL(off, sizeof(double));
939 			ret = rte_flow_conv_action_conf
940 				((void *)(data + off),
941 				 size > off ? size - off : 0, src);
942 			if (size && size >= off + ret)
943 				dst->conf = (void *)(data + off);
944 			off += ret;
945 		}
946 		++src;
947 		++dst;
948 	} while (--num);
949 	return off;
950 }
951 
952 /**
953  * Copy flow rule components.
954  *
955  * This comprises the flow rule descriptor itself, attributes, pattern and
956  * actions list. NULL components in @p src are skipped.
957  *
958  * @param[out] dst
959  *   Destination buffer. Can be NULL if @p size is zero.
960  * @param size
961  *   Size of @p dst in bytes.
962  * @param[in] src
963  *   Source flow rule descriptor.
964  * @param[out] error
965  *   Perform verbose error reporting if not NULL.
966  *
967  * @return
968  *   A positive value representing the number of bytes needed to store all
969  *   components including the descriptor regardless of @p size on success
970  *   (@p buf contents are truncated to @p size if not large enough), a
971  *   negative errno value otherwise and rte_errno is set.
972  */
973 static int
974 rte_flow_conv_rule(struct rte_flow_conv_rule *dst,
975 		   const size_t size,
976 		   const struct rte_flow_conv_rule *src,
977 		   struct rte_flow_error *error)
978 {
979 	size_t off;
980 	int ret;
981 
982 	rte_memcpy(dst,
983 		   (&(struct rte_flow_conv_rule){
984 			.attr = NULL,
985 			.pattern = NULL,
986 			.actions = NULL,
987 		   }),
988 		   size > sizeof(*dst) ? sizeof(*dst) : size);
989 	off = sizeof(*dst);
990 	if (src->attr_ro) {
991 		off = RTE_ALIGN_CEIL(off, sizeof(double));
992 		if (size && size >= off + sizeof(*dst->attr))
993 			dst->attr = rte_memcpy
994 				((void *)((uintptr_t)dst + off),
995 				 src->attr_ro, sizeof(*dst->attr));
996 		off += sizeof(*dst->attr);
997 	}
998 	if (src->pattern_ro) {
999 		off = RTE_ALIGN_CEIL(off, sizeof(double));
1000 		ret = rte_flow_conv_pattern((void *)((uintptr_t)dst + off),
1001 					    size > off ? size - off : 0,
1002 					    src->pattern_ro, 0, error);
1003 		if (ret < 0)
1004 			return ret;
1005 		if (size && size >= off + (size_t)ret)
1006 			dst->pattern = (void *)((uintptr_t)dst + off);
1007 		off += ret;
1008 	}
1009 	if (src->actions_ro) {
1010 		off = RTE_ALIGN_CEIL(off, sizeof(double));
1011 		ret = rte_flow_conv_actions((void *)((uintptr_t)dst + off),
1012 					    size > off ? size - off : 0,
1013 					    src->actions_ro, 0, error);
1014 		if (ret < 0)
1015 			return ret;
1016 		if (size >= off + (size_t)ret)
1017 			dst->actions = (void *)((uintptr_t)dst + off);
1018 		off += ret;
1019 	}
1020 	return off;
1021 }
1022 
1023 /**
1024  * Retrieve the name of a pattern item/action type.
1025  *
1026  * @param is_action
1027  *   Nonzero when @p src represents an action type instead of a pattern item
1028  *   type.
1029  * @param is_ptr
1030  *   Nonzero to write string address instead of contents into @p dst.
1031  * @param[out] dst
1032  *   Destination buffer. Can be NULL if @p size is zero.
1033  * @param size
1034  *   Size of @p dst in bytes.
1035  * @param[in] src
1036  *   Depending on @p is_action, source pattern item or action type cast as a
1037  *   pointer.
1038  * @param[out] error
1039  *   Perform verbose error reporting if not NULL.
1040  *
1041  * @return
1042  *   A positive value representing the number of bytes needed to store the
1043  *   name or its address regardless of @p size on success (@p buf contents
1044  *   are truncated to @p size if not large enough), a negative errno value
1045  *   otherwise and rte_errno is set.
1046  */
1047 static int
1048 rte_flow_conv_name(int is_action,
1049 		   int is_ptr,
1050 		   char *dst,
1051 		   const size_t size,
1052 		   const void *src,
1053 		   struct rte_flow_error *error)
1054 {
1055 	struct desc_info {
1056 		const struct rte_flow_desc_data *data;
1057 		size_t num;
1058 	};
1059 	static const struct desc_info info_rep[2] = {
1060 		{ rte_flow_desc_item, RTE_DIM(rte_flow_desc_item), },
1061 		{ rte_flow_desc_action, RTE_DIM(rte_flow_desc_action), },
1062 	};
1063 	const struct desc_info *const info = &info_rep[!!is_action];
1064 	unsigned int type = (uintptr_t)src;
1065 
1066 	if (type >= info->num)
1067 		return rte_flow_error_set
1068 			(error, EINVAL, RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
1069 			 "unknown object type to retrieve the name of");
1070 	if (!is_ptr)
1071 		return strlcpy(dst, info->data[type].name, size);
1072 	if (size >= sizeof(const char **))
1073 		*((const char **)dst) = info->data[type].name;
1074 	return sizeof(const char **);
1075 }
1076 
1077 /** Helper function to convert flow API objects. */
1078 int
1079 rte_flow_conv(enum rte_flow_conv_op op,
1080 	      void *dst,
1081 	      size_t size,
1082 	      const void *src,
1083 	      struct rte_flow_error *error)
1084 {
1085 	int ret;
1086 
1087 	switch (op) {
1088 		const struct rte_flow_attr *attr;
1089 
1090 	case RTE_FLOW_CONV_OP_NONE:
1091 		ret = 0;
1092 		break;
1093 	case RTE_FLOW_CONV_OP_ATTR:
1094 		attr = src;
1095 		if (size > sizeof(*attr))
1096 			size = sizeof(*attr);
1097 		rte_memcpy(dst, attr, size);
1098 		ret = sizeof(*attr);
1099 		break;
1100 	case RTE_FLOW_CONV_OP_ITEM:
1101 		ret = rte_flow_conv_pattern(dst, size, src, 1, error);
1102 		break;
1103 	case RTE_FLOW_CONV_OP_ACTION:
1104 		ret = rte_flow_conv_actions(dst, size, src, 1, error);
1105 		break;
1106 	case RTE_FLOW_CONV_OP_PATTERN:
1107 		ret = rte_flow_conv_pattern(dst, size, src, 0, error);
1108 		break;
1109 	case RTE_FLOW_CONV_OP_ACTIONS:
1110 		ret = rte_flow_conv_actions(dst, size, src, 0, error);
1111 		break;
1112 	case RTE_FLOW_CONV_OP_RULE:
1113 		ret = rte_flow_conv_rule(dst, size, src, error);
1114 		break;
1115 	case RTE_FLOW_CONV_OP_ITEM_NAME:
1116 		ret = rte_flow_conv_name(0, 0, dst, size, src, error);
1117 		break;
1118 	case RTE_FLOW_CONV_OP_ACTION_NAME:
1119 		ret = rte_flow_conv_name(1, 0, dst, size, src, error);
1120 		break;
1121 	case RTE_FLOW_CONV_OP_ITEM_NAME_PTR:
1122 		ret = rte_flow_conv_name(0, 1, dst, size, src, error);
1123 		break;
1124 	case RTE_FLOW_CONV_OP_ACTION_NAME_PTR:
1125 		ret = rte_flow_conv_name(1, 1, dst, size, src, error);
1126 		break;
1127 	default:
1128 		ret = rte_flow_error_set
1129 		(error, ENOTSUP, RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
1130 		 "unknown object conversion operation");
1131 	}
1132 
1133 	rte_flow_trace_conv(op, dst, size, src, ret);
1134 
1135 	return ret;
1136 }
1137 
1138 /** Store a full rte_flow description. */
1139 size_t
1140 rte_flow_copy(struct rte_flow_desc *desc, size_t len,
1141 	      const struct rte_flow_attr *attr,
1142 	      const struct rte_flow_item *items,
1143 	      const struct rte_flow_action *actions)
1144 {
1145 	/*
1146 	 * Overlap struct rte_flow_conv with struct rte_flow_desc in order
1147 	 * to convert the former to the latter without wasting space.
1148 	 */
1149 	struct rte_flow_conv_rule *dst =
1150 		len ?
1151 		(void *)((uintptr_t)desc +
1152 			 (offsetof(struct rte_flow_desc, actions) -
1153 			  offsetof(struct rte_flow_conv_rule, actions))) :
1154 		NULL;
1155 	size_t dst_size =
1156 		len > sizeof(*desc) - sizeof(*dst) ?
1157 		len - (sizeof(*desc) - sizeof(*dst)) :
1158 		0;
1159 	struct rte_flow_conv_rule src = {
1160 		.attr_ro = NULL,
1161 		.pattern_ro = items,
1162 		.actions_ro = actions,
1163 	};
1164 	int ret;
1165 
1166 	RTE_BUILD_BUG_ON(sizeof(struct rte_flow_desc) <
1167 			 sizeof(struct rte_flow_conv_rule));
1168 	if (dst_size &&
1169 	    (&dst->pattern != &desc->items ||
1170 	     &dst->actions != &desc->actions ||
1171 	     (uintptr_t)(dst + 1) != (uintptr_t)(desc + 1))) {
1172 		rte_errno = EINVAL;
1173 		return 0;
1174 	}
1175 	ret = rte_flow_conv(RTE_FLOW_CONV_OP_RULE, dst, dst_size, &src, NULL);
1176 	if (ret < 0)
1177 		return 0;
1178 	ret += sizeof(*desc) - sizeof(*dst);
1179 	rte_memcpy(desc,
1180 		   (&(struct rte_flow_desc){
1181 			.size = ret,
1182 			.attr = *attr,
1183 			.items = dst_size ? dst->pattern : NULL,
1184 			.actions = dst_size ? dst->actions : NULL,
1185 		   }),
1186 		   len > sizeof(*desc) ? sizeof(*desc) : len);
1187 
1188 	rte_flow_trace_copy(desc, len, attr, items, actions, ret);
1189 
1190 	return ret;
1191 }
1192 
1193 int
1194 rte_flow_dev_dump(uint16_t port_id, struct rte_flow *flow,
1195 			FILE *file, struct rte_flow_error *error)
1196 {
1197 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
1198 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
1199 	int ret;
1200 
1201 	if (unlikely(!ops))
1202 		return -rte_errno;
1203 	if (likely(!!ops->dev_dump)) {
1204 		fts_enter(dev);
1205 		ret = ops->dev_dump(dev, flow, file, error);
1206 		fts_exit(dev);
1207 		return flow_err(port_id, ret, error);
1208 	}
1209 	return rte_flow_error_set(error, ENOSYS,
1210 				  RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1211 				  NULL, rte_strerror(ENOSYS));
1212 }
1213 
1214 int
1215 rte_flow_get_aged_flows(uint16_t port_id, void **contexts,
1216 		    uint32_t nb_contexts, struct rte_flow_error *error)
1217 {
1218 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
1219 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
1220 	int ret;
1221 
1222 	if (unlikely(!ops))
1223 		return -rte_errno;
1224 	if (likely(!!ops->get_aged_flows)) {
1225 		fts_enter(dev);
1226 		ret = ops->get_aged_flows(dev, contexts, nb_contexts, error);
1227 		fts_exit(dev);
1228 		ret = flow_err(port_id, ret, error);
1229 
1230 		rte_flow_trace_get_aged_flows(port_id, contexts, nb_contexts, ret);
1231 
1232 		return ret;
1233 	}
1234 	return rte_flow_error_set(error, ENOTSUP,
1235 				  RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1236 				  NULL, rte_strerror(ENOTSUP));
1237 }
1238 
1239 int
1240 rte_flow_get_q_aged_flows(uint16_t port_id, uint32_t queue_id, void **contexts,
1241 			  uint32_t nb_contexts, struct rte_flow_error *error)
1242 {
1243 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
1244 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
1245 	int ret;
1246 
1247 	if (unlikely(!ops))
1248 		return -rte_errno;
1249 	if (likely(!!ops->get_q_aged_flows)) {
1250 		fts_enter(dev);
1251 		ret = ops->get_q_aged_flows(dev, queue_id, contexts,
1252 					    nb_contexts, error);
1253 		fts_exit(dev);
1254 		ret = flow_err(port_id, ret, error);
1255 
1256 		rte_flow_trace_get_q_aged_flows(port_id, queue_id, contexts,
1257 						nb_contexts, ret);
1258 
1259 		return ret;
1260 	}
1261 	return rte_flow_error_set(error, ENOTSUP,
1262 				  RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1263 				  NULL, rte_strerror(ENOTSUP));
1264 }
1265 
1266 struct rte_flow_action_handle *
1267 rte_flow_action_handle_create(uint16_t port_id,
1268 			      const struct rte_flow_indir_action_conf *conf,
1269 			      const struct rte_flow_action *action,
1270 			      struct rte_flow_error *error)
1271 {
1272 	struct rte_flow_action_handle *handle;
1273 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
1274 
1275 	if (unlikely(!ops))
1276 		return NULL;
1277 	if (unlikely(!ops->action_handle_create)) {
1278 		rte_flow_error_set(error, ENOSYS,
1279 				   RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
1280 				   rte_strerror(ENOSYS));
1281 		return NULL;
1282 	}
1283 	handle = ops->action_handle_create(&rte_eth_devices[port_id],
1284 					   conf, action, error);
1285 	if (handle == NULL)
1286 		flow_err(port_id, -rte_errno, error);
1287 
1288 	rte_flow_trace_action_handle_create(port_id, conf, action, handle);
1289 
1290 	return handle;
1291 }
1292 
1293 int
1294 rte_flow_action_handle_destroy(uint16_t port_id,
1295 			       struct rte_flow_action_handle *handle,
1296 			       struct rte_flow_error *error)
1297 {
1298 	int ret;
1299 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
1300 
1301 	if (unlikely(!ops))
1302 		return -rte_errno;
1303 	if (unlikely(!ops->action_handle_destroy))
1304 		return rte_flow_error_set(error, ENOSYS,
1305 					  RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1306 					  NULL, rte_strerror(ENOSYS));
1307 	ret = ops->action_handle_destroy(&rte_eth_devices[port_id],
1308 					 handle, error);
1309 	ret = flow_err(port_id, ret, error);
1310 
1311 	rte_flow_trace_action_handle_destroy(port_id, handle, ret);
1312 
1313 	return ret;
1314 }
1315 
1316 int
1317 rte_flow_action_handle_update(uint16_t port_id,
1318 			      struct rte_flow_action_handle *handle,
1319 			      const void *update,
1320 			      struct rte_flow_error *error)
1321 {
1322 	int ret;
1323 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
1324 
1325 	if (unlikely(!ops))
1326 		return -rte_errno;
1327 	if (unlikely(!ops->action_handle_update))
1328 		return rte_flow_error_set(error, ENOSYS,
1329 					  RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1330 					  NULL, rte_strerror(ENOSYS));
1331 	ret = ops->action_handle_update(&rte_eth_devices[port_id], handle,
1332 					update, error);
1333 	ret = flow_err(port_id, ret, error);
1334 
1335 	rte_flow_trace_action_handle_update(port_id, handle, update, ret);
1336 
1337 	return ret;
1338 }
1339 
1340 int
1341 rte_flow_action_handle_query(uint16_t port_id,
1342 			     const struct rte_flow_action_handle *handle,
1343 			     void *data,
1344 			     struct rte_flow_error *error)
1345 {
1346 	int ret;
1347 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
1348 
1349 	if (unlikely(!ops))
1350 		return -rte_errno;
1351 	if (unlikely(!ops->action_handle_query))
1352 		return rte_flow_error_set(error, ENOSYS,
1353 					  RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1354 					  NULL, rte_strerror(ENOSYS));
1355 	ret = ops->action_handle_query(&rte_eth_devices[port_id], handle,
1356 				       data, error);
1357 	ret = flow_err(port_id, ret, error);
1358 
1359 	rte_flow_trace_action_handle_query(port_id, handle, data, ret);
1360 
1361 	return ret;
1362 }
1363 
1364 int
1365 rte_flow_tunnel_decap_set(uint16_t port_id,
1366 			  struct rte_flow_tunnel *tunnel,
1367 			  struct rte_flow_action **actions,
1368 			  uint32_t *num_of_actions,
1369 			  struct rte_flow_error *error)
1370 {
1371 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
1372 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
1373 	int ret;
1374 
1375 	if (unlikely(!ops))
1376 		return -rte_errno;
1377 	if (likely(!!ops->tunnel_decap_set)) {
1378 		ret = flow_err(port_id,
1379 			       ops->tunnel_decap_set(dev, tunnel, actions,
1380 						     num_of_actions, error),
1381 			       error);
1382 
1383 		rte_flow_trace_tunnel_decap_set(port_id, tunnel, actions,
1384 						num_of_actions, ret);
1385 
1386 		return ret;
1387 	}
1388 	return rte_flow_error_set(error, ENOTSUP,
1389 				  RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1390 				  NULL, rte_strerror(ENOTSUP));
1391 }
1392 
1393 int
1394 rte_flow_tunnel_match(uint16_t port_id,
1395 		      struct rte_flow_tunnel *tunnel,
1396 		      struct rte_flow_item **items,
1397 		      uint32_t *num_of_items,
1398 		      struct rte_flow_error *error)
1399 {
1400 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
1401 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
1402 	int ret;
1403 
1404 	if (unlikely(!ops))
1405 		return -rte_errno;
1406 	if (likely(!!ops->tunnel_match)) {
1407 		ret = flow_err(port_id,
1408 			       ops->tunnel_match(dev, tunnel, items,
1409 						 num_of_items, error),
1410 			       error);
1411 
1412 		rte_flow_trace_tunnel_match(port_id, tunnel, items, num_of_items,
1413 					    ret);
1414 
1415 		return ret;
1416 	}
1417 	return rte_flow_error_set(error, ENOTSUP,
1418 				  RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1419 				  NULL, rte_strerror(ENOTSUP));
1420 }
1421 
1422 int
1423 rte_flow_get_restore_info(uint16_t port_id,
1424 			  struct rte_mbuf *m,
1425 			  struct rte_flow_restore_info *restore_info,
1426 			  struct rte_flow_error *error)
1427 {
1428 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
1429 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
1430 	int ret;
1431 
1432 	if (unlikely(!ops))
1433 		return -rte_errno;
1434 	if (likely(!!ops->get_restore_info)) {
1435 		ret = flow_err(port_id,
1436 			       ops->get_restore_info(dev, m, restore_info,
1437 						     error),
1438 			       error);
1439 
1440 		rte_flow_trace_get_restore_info(port_id, m, restore_info, ret);
1441 
1442 		return ret;
1443 	}
1444 	return rte_flow_error_set(error, ENOTSUP,
1445 				  RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1446 				  NULL, rte_strerror(ENOTSUP));
1447 }
1448 
1449 static struct {
1450 	const struct rte_mbuf_dynflag desc;
1451 	uint64_t value;
1452 } flow_restore_info_dynflag = {
1453 	.desc = { .name = "RTE_MBUF_F_RX_RESTORE_INFO", },
1454 };
1455 
1456 uint64_t
1457 rte_flow_restore_info_dynflag(void)
1458 {
1459 	return flow_restore_info_dynflag.value;
1460 }
1461 
1462 int
1463 rte_flow_restore_info_dynflag_register(void)
1464 {
1465 	if (flow_restore_info_dynflag.value == 0) {
1466 		int offset = rte_mbuf_dynflag_register(&flow_restore_info_dynflag.desc);
1467 
1468 		if (offset < 0)
1469 			return -1;
1470 		flow_restore_info_dynflag.value = RTE_BIT64(offset);
1471 	}
1472 
1473 	return 0;
1474 }
1475 
1476 int
1477 rte_flow_tunnel_action_decap_release(uint16_t port_id,
1478 				     struct rte_flow_action *actions,
1479 				     uint32_t num_of_actions,
1480 				     struct rte_flow_error *error)
1481 {
1482 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
1483 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
1484 	int ret;
1485 
1486 	if (unlikely(!ops))
1487 		return -rte_errno;
1488 	if (likely(!!ops->tunnel_action_decap_release)) {
1489 		ret = flow_err(port_id,
1490 			       ops->tunnel_action_decap_release(dev, actions,
1491 								num_of_actions,
1492 								error),
1493 			       error);
1494 
1495 		rte_flow_trace_tunnel_action_decap_release(port_id, actions,
1496 							   num_of_actions, ret);
1497 
1498 		return ret;
1499 	}
1500 	return rte_flow_error_set(error, ENOTSUP,
1501 				  RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1502 				  NULL, rte_strerror(ENOTSUP));
1503 }
1504 
1505 int
1506 rte_flow_tunnel_item_release(uint16_t port_id,
1507 			     struct rte_flow_item *items,
1508 			     uint32_t num_of_items,
1509 			     struct rte_flow_error *error)
1510 {
1511 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
1512 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
1513 	int ret;
1514 
1515 	if (unlikely(!ops))
1516 		return -rte_errno;
1517 	if (likely(!!ops->tunnel_item_release)) {
1518 		ret = flow_err(port_id,
1519 			       ops->tunnel_item_release(dev, items,
1520 							num_of_items, error),
1521 			       error);
1522 
1523 		rte_flow_trace_tunnel_item_release(port_id, items, num_of_items, ret);
1524 
1525 		return ret;
1526 	}
1527 	return rte_flow_error_set(error, ENOTSUP,
1528 				  RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1529 				  NULL, rte_strerror(ENOTSUP));
1530 }
1531 
1532 int
1533 rte_flow_pick_transfer_proxy(uint16_t port_id, uint16_t *proxy_port_id,
1534 			     struct rte_flow_error *error)
1535 {
1536 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
1537 	struct rte_eth_dev *dev;
1538 	int ret;
1539 
1540 	if (unlikely(ops == NULL))
1541 		return -rte_errno;
1542 
1543 	if (ops->pick_transfer_proxy == NULL) {
1544 		*proxy_port_id = port_id;
1545 		return 0;
1546 	}
1547 
1548 	dev = &rte_eth_devices[port_id];
1549 
1550 	ret = flow_err(port_id,
1551 		       ops->pick_transfer_proxy(dev, proxy_port_id, error),
1552 		       error);
1553 
1554 	rte_flow_trace_pick_transfer_proxy(port_id, proxy_port_id, ret);
1555 
1556 	return ret;
1557 }
1558 
1559 struct rte_flow_item_flex_handle *
1560 rte_flow_flex_item_create(uint16_t port_id,
1561 			  const struct rte_flow_item_flex_conf *conf,
1562 			  struct rte_flow_error *error)
1563 {
1564 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
1565 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
1566 	struct rte_flow_item_flex_handle *handle;
1567 
1568 	if (unlikely(!ops))
1569 		return NULL;
1570 	if (unlikely(!ops->flex_item_create)) {
1571 		rte_flow_error_set(error, ENOTSUP,
1572 				   RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1573 				   NULL, rte_strerror(ENOTSUP));
1574 		return NULL;
1575 	}
1576 	handle = ops->flex_item_create(dev, conf, error);
1577 	if (handle == NULL)
1578 		flow_err(port_id, -rte_errno, error);
1579 
1580 	rte_flow_trace_flex_item_create(port_id, conf, handle);
1581 
1582 	return handle;
1583 }
1584 
1585 int
1586 rte_flow_flex_item_release(uint16_t port_id,
1587 			   const struct rte_flow_item_flex_handle *handle,
1588 			   struct rte_flow_error *error)
1589 {
1590 	int ret;
1591 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
1592 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
1593 
1594 	if (unlikely(!ops || !ops->flex_item_release))
1595 		return rte_flow_error_set(error, ENOTSUP,
1596 					  RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1597 					  NULL, rte_strerror(ENOTSUP));
1598 	ret = ops->flex_item_release(dev, handle, error);
1599 	ret = flow_err(port_id, ret, error);
1600 
1601 	rte_flow_trace_flex_item_release(port_id, handle, ret);
1602 
1603 	return ret;
1604 }
1605 
1606 int
1607 rte_flow_info_get(uint16_t port_id,
1608 		  struct rte_flow_port_info *port_info,
1609 		  struct rte_flow_queue_info *queue_info,
1610 		  struct rte_flow_error *error)
1611 {
1612 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
1613 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
1614 	int ret;
1615 
1616 	if (unlikely(!ops))
1617 		return -rte_errno;
1618 	if (dev->data->dev_configured == 0) {
1619 		FLOW_LOG(INFO,
1620 			"Device with port_id=%"PRIu16" is not configured.",
1621 			port_id);
1622 		return -EINVAL;
1623 	}
1624 	if (port_info == NULL) {
1625 		FLOW_LOG(ERR, "Port %"PRIu16" info is NULL.", port_id);
1626 		return -EINVAL;
1627 	}
1628 	if (likely(!!ops->info_get)) {
1629 		ret = flow_err(port_id,
1630 			       ops->info_get(dev, port_info, queue_info, error),
1631 			       error);
1632 
1633 		rte_flow_trace_info_get(port_id, port_info, queue_info, ret);
1634 
1635 		return ret;
1636 	}
1637 	return rte_flow_error_set(error, ENOTSUP,
1638 				  RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1639 				  NULL, rte_strerror(ENOTSUP));
1640 }
1641 
1642 int
1643 rte_flow_configure(uint16_t port_id,
1644 		   const struct rte_flow_port_attr *port_attr,
1645 		   uint16_t nb_queue,
1646 		   const struct rte_flow_queue_attr *queue_attr[],
1647 		   struct rte_flow_error *error)
1648 {
1649 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
1650 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
1651 	int ret;
1652 
1653 	if (unlikely(!ops))
1654 		return -rte_errno;
1655 	if (dev->data->dev_configured == 0) {
1656 		FLOW_LOG(INFO,
1657 			"Device with port_id=%"PRIu16" is not configured.",
1658 			port_id);
1659 		return -EINVAL;
1660 	}
1661 	if (dev->data->dev_started != 0) {
1662 		FLOW_LOG(INFO,
1663 			"Device with port_id=%"PRIu16" already started.",
1664 			port_id);
1665 		return -EINVAL;
1666 	}
1667 	if (port_attr == NULL) {
1668 		FLOW_LOG(ERR, "Port %"PRIu16" info is NULL.", port_id);
1669 		return -EINVAL;
1670 	}
1671 	if (queue_attr == NULL) {
1672 		FLOW_LOG(ERR, "Port %"PRIu16" queue info is NULL.", port_id);
1673 		return -EINVAL;
1674 	}
1675 	if ((port_attr->flags & RTE_FLOW_PORT_FLAG_SHARE_INDIRECT) &&
1676 	     !rte_eth_dev_is_valid_port(port_attr->host_port_id)) {
1677 		return rte_flow_error_set(error, ENODEV,
1678 					  RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1679 					  NULL, rte_strerror(ENODEV));
1680 	}
1681 	if (likely(!!ops->configure)) {
1682 		ret = ops->configure(dev, port_attr, nb_queue, queue_attr, error);
1683 		if (ret == 0)
1684 			dev->data->flow_configured = 1;
1685 		ret = flow_err(port_id, ret, error);
1686 
1687 		rte_flow_trace_configure(port_id, port_attr, nb_queue, queue_attr, ret);
1688 
1689 		return ret;
1690 	}
1691 	return rte_flow_error_set(error, ENOTSUP,
1692 				  RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1693 				  NULL, rte_strerror(ENOTSUP));
1694 }
1695 
1696 struct rte_flow_pattern_template *
1697 rte_flow_pattern_template_create(uint16_t port_id,
1698 		const struct rte_flow_pattern_template_attr *template_attr,
1699 		const struct rte_flow_item pattern[],
1700 		struct rte_flow_error *error)
1701 {
1702 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
1703 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
1704 	struct rte_flow_pattern_template *template;
1705 
1706 	if (unlikely(!ops))
1707 		return NULL;
1708 	if (dev->data->flow_configured == 0) {
1709 		FLOW_LOG(INFO,
1710 			"Flow engine on port_id=%"PRIu16" is not configured.",
1711 			port_id);
1712 		rte_flow_error_set(error, EINVAL,
1713 				RTE_FLOW_ERROR_TYPE_STATE,
1714 				NULL, rte_strerror(EINVAL));
1715 		return NULL;
1716 	}
1717 	if (template_attr == NULL) {
1718 		FLOW_LOG(ERR,
1719 			     "Port %"PRIu16" template attr is NULL.",
1720 			     port_id);
1721 		rte_flow_error_set(error, EINVAL,
1722 				   RTE_FLOW_ERROR_TYPE_ATTR,
1723 				   NULL, rte_strerror(EINVAL));
1724 		return NULL;
1725 	}
1726 	if (pattern == NULL) {
1727 		FLOW_LOG(ERR,
1728 			     "Port %"PRIu16" pattern is NULL.",
1729 			     port_id);
1730 		rte_flow_error_set(error, EINVAL,
1731 				   RTE_FLOW_ERROR_TYPE_ATTR,
1732 				   NULL, rte_strerror(EINVAL));
1733 		return NULL;
1734 	}
1735 	if (likely(!!ops->pattern_template_create)) {
1736 		template = ops->pattern_template_create(dev, template_attr,
1737 							pattern, error);
1738 		if (template == NULL)
1739 			flow_err(port_id, -rte_errno, error);
1740 
1741 		rte_flow_trace_pattern_template_create(port_id, template_attr,
1742 						       pattern, template);
1743 
1744 		return template;
1745 	}
1746 	rte_flow_error_set(error, ENOTSUP,
1747 			   RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1748 			   NULL, rte_strerror(ENOTSUP));
1749 	return NULL;
1750 }
1751 
1752 int
1753 rte_flow_pattern_template_destroy(uint16_t port_id,
1754 		struct rte_flow_pattern_template *pattern_template,
1755 		struct rte_flow_error *error)
1756 {
1757 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
1758 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
1759 	int ret;
1760 
1761 	if (unlikely(!ops))
1762 		return -rte_errno;
1763 	if (unlikely(pattern_template == NULL))
1764 		return 0;
1765 	if (likely(!!ops->pattern_template_destroy)) {
1766 		ret = flow_err(port_id,
1767 			       ops->pattern_template_destroy(dev,
1768 							     pattern_template,
1769 							     error),
1770 			       error);
1771 
1772 		rte_flow_trace_pattern_template_destroy(port_id, pattern_template,
1773 							ret);
1774 
1775 		return ret;
1776 	}
1777 	return rte_flow_error_set(error, ENOTSUP,
1778 				  RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1779 				  NULL, rte_strerror(ENOTSUP));
1780 }
1781 
1782 struct rte_flow_actions_template *
1783 rte_flow_actions_template_create(uint16_t port_id,
1784 			const struct rte_flow_actions_template_attr *template_attr,
1785 			const struct rte_flow_action actions[],
1786 			const struct rte_flow_action masks[],
1787 			struct rte_flow_error *error)
1788 {
1789 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
1790 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
1791 	struct rte_flow_actions_template *template;
1792 
1793 	if (unlikely(!ops))
1794 		return NULL;
1795 	if (dev->data->flow_configured == 0) {
1796 		FLOW_LOG(INFO,
1797 			"Flow engine on port_id=%"PRIu16" is not configured.",
1798 			port_id);
1799 		rte_flow_error_set(error, EINVAL,
1800 				   RTE_FLOW_ERROR_TYPE_STATE,
1801 				   NULL, rte_strerror(EINVAL));
1802 		return NULL;
1803 	}
1804 	if (template_attr == NULL) {
1805 		FLOW_LOG(ERR,
1806 			     "Port %"PRIu16" template attr is NULL.",
1807 			     port_id);
1808 		rte_flow_error_set(error, EINVAL,
1809 				   RTE_FLOW_ERROR_TYPE_ATTR,
1810 				   NULL, rte_strerror(EINVAL));
1811 		return NULL;
1812 	}
1813 	if (actions == NULL) {
1814 		FLOW_LOG(ERR,
1815 			     "Port %"PRIu16" actions is NULL.",
1816 			     port_id);
1817 		rte_flow_error_set(error, EINVAL,
1818 				   RTE_FLOW_ERROR_TYPE_ATTR,
1819 				   NULL, rte_strerror(EINVAL));
1820 		return NULL;
1821 	}
1822 	if (masks == NULL) {
1823 		FLOW_LOG(ERR,
1824 			     "Port %"PRIu16" masks is NULL.",
1825 			     port_id);
1826 		rte_flow_error_set(error, EINVAL,
1827 				   RTE_FLOW_ERROR_TYPE_ATTR,
1828 				   NULL, rte_strerror(EINVAL));
1829 
1830 	}
1831 	if (likely(!!ops->actions_template_create)) {
1832 		template = ops->actions_template_create(dev, template_attr,
1833 							actions, masks, error);
1834 		if (template == NULL)
1835 			flow_err(port_id, -rte_errno, error);
1836 
1837 		rte_flow_trace_actions_template_create(port_id, template_attr, actions,
1838 						       masks, template);
1839 
1840 		return template;
1841 	}
1842 	rte_flow_error_set(error, ENOTSUP,
1843 			   RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1844 			   NULL, rte_strerror(ENOTSUP));
1845 	return NULL;
1846 }
1847 
1848 int
1849 rte_flow_actions_template_destroy(uint16_t port_id,
1850 			struct rte_flow_actions_template *actions_template,
1851 			struct rte_flow_error *error)
1852 {
1853 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
1854 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
1855 	int ret;
1856 
1857 	if (unlikely(!ops))
1858 		return -rte_errno;
1859 	if (unlikely(actions_template == NULL))
1860 		return 0;
1861 	if (likely(!!ops->actions_template_destroy)) {
1862 		ret = flow_err(port_id,
1863 			       ops->actions_template_destroy(dev,
1864 							     actions_template,
1865 							     error),
1866 			       error);
1867 
1868 		rte_flow_trace_actions_template_destroy(port_id, actions_template,
1869 							ret);
1870 
1871 		return ret;
1872 	}
1873 	return rte_flow_error_set(error, ENOTSUP,
1874 				  RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1875 				  NULL, rte_strerror(ENOTSUP));
1876 }
1877 
1878 struct rte_flow_template_table *
1879 rte_flow_template_table_create(uint16_t port_id,
1880 			const struct rte_flow_template_table_attr *table_attr,
1881 			struct rte_flow_pattern_template *pattern_templates[],
1882 			uint8_t nb_pattern_templates,
1883 			struct rte_flow_actions_template *actions_templates[],
1884 			uint8_t nb_actions_templates,
1885 			struct rte_flow_error *error)
1886 {
1887 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
1888 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
1889 	struct rte_flow_template_table *table;
1890 
1891 	if (unlikely(!ops))
1892 		return NULL;
1893 	if (dev->data->flow_configured == 0) {
1894 		FLOW_LOG(INFO,
1895 			"Flow engine on port_id=%"PRIu16" is not configured.",
1896 			port_id);
1897 		rte_flow_error_set(error, EINVAL,
1898 				   RTE_FLOW_ERROR_TYPE_STATE,
1899 				   NULL, rte_strerror(EINVAL));
1900 		return NULL;
1901 	}
1902 	if (table_attr == NULL) {
1903 		FLOW_LOG(ERR,
1904 			     "Port %"PRIu16" table attr is NULL.",
1905 			     port_id);
1906 		rte_flow_error_set(error, EINVAL,
1907 				   RTE_FLOW_ERROR_TYPE_ATTR,
1908 				   NULL, rte_strerror(EINVAL));
1909 		return NULL;
1910 	}
1911 	if (pattern_templates == NULL) {
1912 		FLOW_LOG(ERR,
1913 			     "Port %"PRIu16" pattern templates is NULL.",
1914 			     port_id);
1915 		rte_flow_error_set(error, EINVAL,
1916 				   RTE_FLOW_ERROR_TYPE_ATTR,
1917 				   NULL, rte_strerror(EINVAL));
1918 		return NULL;
1919 	}
1920 	if (actions_templates == NULL) {
1921 		FLOW_LOG(ERR,
1922 			     "Port %"PRIu16" actions templates is NULL.",
1923 			     port_id);
1924 		rte_flow_error_set(error, EINVAL,
1925 				   RTE_FLOW_ERROR_TYPE_ATTR,
1926 				   NULL, rte_strerror(EINVAL));
1927 		return NULL;
1928 	}
1929 	if (likely(!!ops->template_table_create)) {
1930 		table = ops->template_table_create(dev, table_attr,
1931 					pattern_templates, nb_pattern_templates,
1932 					actions_templates, nb_actions_templates,
1933 					error);
1934 		if (table == NULL)
1935 			flow_err(port_id, -rte_errno, error);
1936 
1937 		rte_flow_trace_template_table_create(port_id, table_attr,
1938 						     pattern_templates,
1939 						     nb_pattern_templates,
1940 						     actions_templates,
1941 						     nb_actions_templates, table);
1942 
1943 		return table;
1944 	}
1945 	rte_flow_error_set(error, ENOTSUP,
1946 			   RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1947 			   NULL, rte_strerror(ENOTSUP));
1948 	return NULL;
1949 }
1950 
1951 int
1952 rte_flow_template_table_destroy(uint16_t port_id,
1953 				struct rte_flow_template_table *template_table,
1954 				struct rte_flow_error *error)
1955 {
1956 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
1957 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
1958 	int ret;
1959 
1960 	if (unlikely(!ops))
1961 		return -rte_errno;
1962 	if (unlikely(template_table == NULL))
1963 		return 0;
1964 	if (likely(!!ops->template_table_destroy)) {
1965 		ret = flow_err(port_id,
1966 			       ops->template_table_destroy(dev,
1967 							   template_table,
1968 							   error),
1969 			       error);
1970 
1971 		rte_flow_trace_template_table_destroy(port_id, template_table,
1972 						      ret);
1973 
1974 		return ret;
1975 	}
1976 	return rte_flow_error_set(error, ENOTSUP,
1977 				  RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1978 				  NULL, rte_strerror(ENOTSUP));
1979 }
1980 
1981 int
1982 rte_flow_group_set_miss_actions(uint16_t port_id,
1983 				uint32_t group_id,
1984 				const struct rte_flow_group_attr *attr,
1985 				const struct rte_flow_action actions[],
1986 				struct rte_flow_error *error)
1987 {
1988 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
1989 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
1990 
1991 	if (unlikely(!ops))
1992 		return -rte_errno;
1993 	if (likely(!!ops->group_set_miss_actions)) {
1994 		return flow_err(port_id,
1995 				ops->group_set_miss_actions(dev, group_id, attr, actions, error),
1996 				error);
1997 	}
1998 	return rte_flow_error_set(error, ENOTSUP,
1999 				  RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
2000 				  NULL, rte_strerror(ENOTSUP));
2001 }
2002 
2003 struct rte_flow *
2004 rte_flow_async_create(uint16_t port_id,
2005 		      uint32_t queue_id,
2006 		      const struct rte_flow_op_attr *op_attr,
2007 		      struct rte_flow_template_table *template_table,
2008 		      const struct rte_flow_item pattern[],
2009 		      uint8_t pattern_template_index,
2010 		      const struct rte_flow_action actions[],
2011 		      uint8_t actions_template_index,
2012 		      void *user_data,
2013 		      struct rte_flow_error *error)
2014 {
2015 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2016 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
2017 	struct rte_flow *flow;
2018 
2019 	flow = ops->async_create(dev, queue_id,
2020 				 op_attr, template_table,
2021 				 pattern, pattern_template_index,
2022 				 actions, actions_template_index,
2023 				 user_data, error);
2024 	if (flow == NULL)
2025 		flow_err(port_id, -rte_errno, error);
2026 
2027 	rte_flow_trace_async_create(port_id, queue_id, op_attr, template_table,
2028 				    pattern, pattern_template_index, actions,
2029 				    actions_template_index, user_data, flow);
2030 
2031 	return flow;
2032 }
2033 
2034 struct rte_flow *
2035 rte_flow_async_create_by_index(uint16_t port_id,
2036 			       uint32_t queue_id,
2037 			       const struct rte_flow_op_attr *op_attr,
2038 			       struct rte_flow_template_table *template_table,
2039 			       uint32_t rule_index,
2040 			       const struct rte_flow_action actions[],
2041 			       uint8_t actions_template_index,
2042 			       void *user_data,
2043 			       struct rte_flow_error *error)
2044 {
2045 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2046 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
2047 	struct rte_flow *flow;
2048 
2049 	flow = ops->async_create_by_index(dev, queue_id,
2050 					  op_attr, template_table, rule_index,
2051 					  actions, actions_template_index,
2052 					  user_data, error);
2053 	if (flow == NULL)
2054 		flow_err(port_id, -rte_errno, error);
2055 	return flow;
2056 }
2057 
2058 int
2059 rte_flow_async_destroy(uint16_t port_id,
2060 		       uint32_t queue_id,
2061 		       const struct rte_flow_op_attr *op_attr,
2062 		       struct rte_flow *flow,
2063 		       void *user_data,
2064 		       struct rte_flow_error *error)
2065 {
2066 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2067 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
2068 	int ret;
2069 
2070 	ret = flow_err(port_id,
2071 		       ops->async_destroy(dev, queue_id,
2072 					  op_attr, flow,
2073 					  user_data, error),
2074 		       error);
2075 
2076 	rte_flow_trace_async_destroy(port_id, queue_id, op_attr, flow,
2077 				     user_data, ret);
2078 
2079 	return ret;
2080 }
2081 
2082 int
2083 rte_flow_async_actions_update(uint16_t port_id,
2084 			      uint32_t queue_id,
2085 			      const struct rte_flow_op_attr *op_attr,
2086 			      struct rte_flow *flow,
2087 			      const struct rte_flow_action actions[],
2088 			      uint8_t actions_template_index,
2089 			      void *user_data,
2090 			      struct rte_flow_error *error)
2091 {
2092 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2093 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
2094 	int ret;
2095 
2096 	ret = flow_err(port_id,
2097 		       ops->async_actions_update(dev, queue_id, op_attr,
2098 						 flow, actions,
2099 						 actions_template_index,
2100 						 user_data, error),
2101 		       error);
2102 
2103 	rte_flow_trace_async_actions_update(port_id, queue_id, op_attr, flow,
2104 					    actions, actions_template_index,
2105 					    user_data, ret);
2106 
2107 	return ret;
2108 }
2109 
2110 int
2111 rte_flow_push(uint16_t port_id,
2112 	      uint32_t queue_id,
2113 	      struct rte_flow_error *error)
2114 {
2115 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2116 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
2117 	int ret;
2118 
2119 	ret = flow_err(port_id,
2120 		       ops->push(dev, queue_id, error),
2121 		       error);
2122 
2123 	rte_flow_trace_push(port_id, queue_id, ret);
2124 
2125 	return ret;
2126 }
2127 
2128 int
2129 rte_flow_pull(uint16_t port_id,
2130 	      uint32_t queue_id,
2131 	      struct rte_flow_op_result res[],
2132 	      uint16_t n_res,
2133 	      struct rte_flow_error *error)
2134 {
2135 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2136 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
2137 	int ret;
2138 	int rc;
2139 
2140 	ret = ops->pull(dev, queue_id, res, n_res, error);
2141 	rc = ret ? ret : flow_err(port_id, ret, error);
2142 
2143 	rte_flow_trace_pull(port_id, queue_id, res, n_res, rc);
2144 
2145 	return rc;
2146 }
2147 
2148 struct rte_flow_action_handle *
2149 rte_flow_async_action_handle_create(uint16_t port_id,
2150 		uint32_t queue_id,
2151 		const struct rte_flow_op_attr *op_attr,
2152 		const struct rte_flow_indir_action_conf *indir_action_conf,
2153 		const struct rte_flow_action *action,
2154 		void *user_data,
2155 		struct rte_flow_error *error)
2156 {
2157 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2158 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
2159 	struct rte_flow_action_handle *handle;
2160 
2161 	handle = ops->async_action_handle_create(dev, queue_id, op_attr,
2162 					     indir_action_conf, action, user_data, error);
2163 	if (handle == NULL)
2164 		flow_err(port_id, -rte_errno, error);
2165 
2166 	rte_flow_trace_async_action_handle_create(port_id, queue_id, op_attr,
2167 						  indir_action_conf, action,
2168 						  user_data, handle);
2169 
2170 	return handle;
2171 }
2172 
2173 int
2174 rte_flow_async_action_handle_destroy(uint16_t port_id,
2175 		uint32_t queue_id,
2176 		const struct rte_flow_op_attr *op_attr,
2177 		struct rte_flow_action_handle *action_handle,
2178 		void *user_data,
2179 		struct rte_flow_error *error)
2180 {
2181 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2182 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
2183 	int ret;
2184 
2185 	ret = ops->async_action_handle_destroy(dev, queue_id, op_attr,
2186 					   action_handle, user_data, error);
2187 	ret = flow_err(port_id, ret, error);
2188 
2189 	rte_flow_trace_async_action_handle_destroy(port_id, queue_id, op_attr,
2190 						   action_handle, user_data, ret);
2191 
2192 	return ret;
2193 }
2194 
2195 int
2196 rte_flow_async_action_handle_update(uint16_t port_id,
2197 		uint32_t queue_id,
2198 		const struct rte_flow_op_attr *op_attr,
2199 		struct rte_flow_action_handle *action_handle,
2200 		const void *update,
2201 		void *user_data,
2202 		struct rte_flow_error *error)
2203 {
2204 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2205 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
2206 	int ret;
2207 
2208 	ret = ops->async_action_handle_update(dev, queue_id, op_attr,
2209 					  action_handle, update, user_data, error);
2210 	ret = flow_err(port_id, ret, error);
2211 
2212 	rte_flow_trace_async_action_handle_update(port_id, queue_id, op_attr,
2213 						  action_handle, update,
2214 						  user_data, ret);
2215 
2216 	return ret;
2217 }
2218 
2219 int
2220 rte_flow_async_action_handle_query(uint16_t port_id,
2221 		uint32_t queue_id,
2222 		const struct rte_flow_op_attr *op_attr,
2223 		const struct rte_flow_action_handle *action_handle,
2224 		void *data,
2225 		void *user_data,
2226 		struct rte_flow_error *error)
2227 {
2228 	struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2229 	const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
2230 	int ret;
2231 
2232 	if (unlikely(!ops))
2233 		return -rte_errno;
2234 	ret = ops->async_action_handle_query(dev, queue_id, op_attr,
2235 					  action_handle, data, user_data, error);
2236 	ret = flow_err(port_id, ret, error);
2237 
2238 	rte_flow_trace_async_action_handle_query(port_id, queue_id, op_attr,
2239 						 action_handle, data, user_data,
2240 						 ret);
2241 
2242 	return ret;
2243 }
2244 
2245 int
2246 rte_flow_action_handle_query_update(uint16_t port_id,
2247 				    struct rte_flow_action_handle *handle,
2248 				    const void *update, void *query,
2249 				    enum rte_flow_query_update_mode mode,
2250 				    struct rte_flow_error *error)
2251 {
2252 	int ret;
2253 	struct rte_eth_dev *dev;
2254 	const struct rte_flow_ops *ops;
2255 
2256 	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2257 	if (!handle)
2258 		return -EINVAL;
2259 	if (!update && !query)
2260 		return -EINVAL;
2261 	dev = &rte_eth_devices[port_id];
2262 	ops = rte_flow_ops_get(port_id, error);
2263 	if (!ops || !ops->action_handle_query_update)
2264 		return -ENOTSUP;
2265 	ret = ops->action_handle_query_update(dev, handle, update,
2266 					      query, mode, error);
2267 	return flow_err(port_id, ret, error);
2268 }
2269 
2270 int
2271 rte_flow_async_action_handle_query_update(uint16_t port_id, uint32_t queue_id,
2272 					  const struct rte_flow_op_attr *attr,
2273 					  struct rte_flow_action_handle *handle,
2274 					  const void *update, void *query,
2275 					  enum rte_flow_query_update_mode mode,
2276 					  void *user_data,
2277 					  struct rte_flow_error *error)
2278 {
2279 	int ret;
2280 	struct rte_eth_dev *dev;
2281 	const struct rte_flow_ops *ops;
2282 
2283 	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2284 	if (!handle)
2285 		return -EINVAL;
2286 	if (!update && !query)
2287 		return -EINVAL;
2288 	dev = &rte_eth_devices[port_id];
2289 	ops = rte_flow_ops_get(port_id, error);
2290 	if (!ops || !ops->async_action_handle_query_update)
2291 		return -ENOTSUP;
2292 	ret = ops->async_action_handle_query_update(dev, queue_id, attr,
2293 						    handle, update,
2294 						    query, mode,
2295 						    user_data, error);
2296 	return flow_err(port_id, ret, error);
2297 }
2298 
2299 struct rte_flow_action_list_handle *
2300 rte_flow_action_list_handle_create(uint16_t port_id,
2301 				   const
2302 				   struct rte_flow_indir_action_conf *conf,
2303 				   const struct rte_flow_action *actions,
2304 				   struct rte_flow_error *error)
2305 {
2306 	int ret;
2307 	struct rte_eth_dev *dev;
2308 	const struct rte_flow_ops *ops;
2309 	struct rte_flow_action_list_handle *handle;
2310 
2311 	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, NULL);
2312 	ops = rte_flow_ops_get(port_id, error);
2313 	if (!ops || !ops->action_list_handle_create) {
2314 		rte_flow_error_set(error, ENOTSUP,
2315 				   RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
2316 				   "action_list handle not supported");
2317 		return NULL;
2318 	}
2319 	dev = &rte_eth_devices[port_id];
2320 	handle = ops->action_list_handle_create(dev, conf, actions, error);
2321 	ret = flow_err(port_id, -rte_errno, error);
2322 	rte_flow_trace_action_list_handle_create(port_id, conf, actions, ret);
2323 	return handle;
2324 }
2325 
2326 int
2327 rte_flow_action_list_handle_destroy(uint16_t port_id,
2328 				    struct rte_flow_action_list_handle *handle,
2329 				    struct rte_flow_error *error)
2330 {
2331 	int ret;
2332 	struct rte_eth_dev *dev;
2333 	const struct rte_flow_ops *ops;
2334 
2335 	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2336 	ops = rte_flow_ops_get(port_id, error);
2337 	if (!ops || !ops->action_list_handle_destroy)
2338 		return rte_flow_error_set(error, ENOTSUP,
2339 					  RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
2340 					  "action_list handle not supported");
2341 	dev = &rte_eth_devices[port_id];
2342 	ret = ops->action_list_handle_destroy(dev, handle, error);
2343 	ret = flow_err(port_id, ret, error);
2344 	rte_flow_trace_action_list_handle_destroy(port_id, handle, ret);
2345 	return ret;
2346 }
2347 
2348 struct rte_flow_action_list_handle *
2349 rte_flow_async_action_list_handle_create(uint16_t port_id, uint32_t queue_id,
2350 					 const struct rte_flow_op_attr *attr,
2351 					 const struct rte_flow_indir_action_conf *conf,
2352 					 const struct rte_flow_action *actions,
2353 					 void *user_data,
2354 					 struct rte_flow_error *error)
2355 {
2356 	int ret;
2357 	struct rte_eth_dev *dev;
2358 	const struct rte_flow_ops *ops;
2359 	struct rte_flow_action_list_handle *handle;
2360 
2361 	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, NULL);
2362 	ops = rte_flow_ops_get(port_id, error);
2363 	if (!ops || !ops->async_action_list_handle_create) {
2364 		rte_flow_error_set(error, ENOTSUP,
2365 				   RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
2366 				   "action_list handle not supported");
2367 		return NULL;
2368 	}
2369 	dev = &rte_eth_devices[port_id];
2370 	handle = ops->async_action_list_handle_create(dev, queue_id, attr, conf,
2371 						      actions, user_data,
2372 						      error);
2373 	ret = flow_err(port_id, -rte_errno, error);
2374 	rte_flow_trace_async_action_list_handle_create(port_id, queue_id, attr,
2375 						       conf, actions, user_data,
2376 						       ret);
2377 	return handle;
2378 }
2379 
2380 int
2381 rte_flow_async_action_list_handle_destroy(uint16_t port_id, uint32_t queue_id,
2382 				 const struct rte_flow_op_attr *op_attr,
2383 				 struct rte_flow_action_list_handle *handle,
2384 				 void *user_data, struct rte_flow_error *error)
2385 {
2386 	int ret;
2387 	struct rte_eth_dev *dev;
2388 	const struct rte_flow_ops *ops;
2389 
2390 	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2391 	ops = rte_flow_ops_get(port_id, error);
2392 	if (!ops || !ops->async_action_list_handle_destroy)
2393 		return rte_flow_error_set(error, ENOTSUP,
2394 					  RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
2395 					  "async action_list handle not supported");
2396 	dev = &rte_eth_devices[port_id];
2397 	ret = ops->async_action_list_handle_destroy(dev, queue_id, op_attr,
2398 						    handle, user_data, error);
2399 	ret = flow_err(port_id, ret, error);
2400 	rte_flow_trace_async_action_list_handle_destroy(port_id, queue_id,
2401 							op_attr, handle,
2402 							user_data, ret);
2403 	return ret;
2404 }
2405 
2406 int
2407 rte_flow_action_list_handle_query_update(uint16_t port_id,
2408 			 const struct rte_flow_action_list_handle *handle,
2409 			 const void **update, void **query,
2410 			 enum rte_flow_query_update_mode mode,
2411 			 struct rte_flow_error *error)
2412 {
2413 	int ret;
2414 	struct rte_eth_dev *dev;
2415 	const struct rte_flow_ops *ops;
2416 
2417 	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2418 	ops = rte_flow_ops_get(port_id, error);
2419 	if (!ops || !ops->action_list_handle_query_update)
2420 		return rte_flow_error_set(error, ENOTSUP,
2421 					  RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
2422 					  "action_list query_update not supported");
2423 	dev = &rte_eth_devices[port_id];
2424 	ret = ops->action_list_handle_query_update(dev, handle, update, query,
2425 						   mode, error);
2426 	ret = flow_err(port_id, ret, error);
2427 	rte_flow_trace_action_list_handle_query_update(port_id, handle, update,
2428 						       query, mode, ret);
2429 	return ret;
2430 }
2431 
2432 int
2433 rte_flow_async_action_list_handle_query_update(uint16_t port_id, uint32_t queue_id,
2434 			 const struct rte_flow_op_attr *attr,
2435 			 const struct rte_flow_action_list_handle *handle,
2436 			 const void **update, void **query,
2437 			 enum rte_flow_query_update_mode mode,
2438 			 void *user_data, struct rte_flow_error *error)
2439 {
2440 	int ret;
2441 	struct rte_eth_dev *dev;
2442 	const struct rte_flow_ops *ops;
2443 
2444 	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2445 	ops = rte_flow_ops_get(port_id, error);
2446 	if (!ops || !ops->async_action_list_handle_query_update)
2447 		return rte_flow_error_set(error, ENOTSUP,
2448 					  RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
2449 					  "action_list async query_update not supported");
2450 	dev = &rte_eth_devices[port_id];
2451 	ret = ops->async_action_list_handle_query_update(dev, queue_id, attr,
2452 							 handle, update, query,
2453 							 mode, user_data,
2454 							 error);
2455 	ret = flow_err(port_id, ret, error);
2456 	rte_flow_trace_async_action_list_handle_query_update(port_id, queue_id,
2457 							     attr, handle,
2458 							     update, query,
2459 							     mode, user_data,
2460 							     ret);
2461 	return ret;
2462 }
2463 
2464 int
2465 rte_flow_calc_table_hash(uint16_t port_id, const struct rte_flow_template_table *table,
2466 			 const struct rte_flow_item pattern[], uint8_t pattern_template_index,
2467 			 uint32_t *hash, struct rte_flow_error *error)
2468 {
2469 	int ret;
2470 	struct rte_eth_dev *dev;
2471 	const struct rte_flow_ops *ops;
2472 
2473 	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2474 	ops = rte_flow_ops_get(port_id, error);
2475 	if (!ops || !ops->flow_calc_table_hash)
2476 		return rte_flow_error_set(error, ENOTSUP,
2477 					  RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
2478 					  "action_list async query_update not supported");
2479 	dev = &rte_eth_devices[port_id];
2480 	ret = ops->flow_calc_table_hash(dev, table, pattern, pattern_template_index,
2481 					hash, error);
2482 	return flow_err(port_id, ret, error);
2483 }
2484